Ten seconds of hugging a day increases levels of oxytocin, which can reduce blood pressure, thus cutting the risk of heart disease.
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A group of pugs is called a grumble.
10
Dolphins have names for one another.
18
One litter of kittens can be produced by more than one father.
57
Meysi is one of the world's smallest dogs, measuring in at just 7cm tall, 12cm long, and weighing a meagre 250 grams (only slightly heavier than a hamster!)
11
Holding hands with someone you love can alleviate physical pain as well as stress and fear.
26
A new born kangaroo is small enough to fit in a spoon!
7